HP DesignJet Z2600 User guide - Page 144

The print is scuffed or scratched, Ink marks on the paper

Page 144 highlights

1. Check that the paper type you have loaded corresponds to the paper type selected in the front panel and in your software. See View information about the paper on page 42. 2. Try changing to a thicker paper type, such as HP Heavyweight Coated Paper or HP Super Heavyweight Plus Matte Paper. 3. Select a paper type that is slightly thinner than the paper you have loaded; this will persuade the printer to use less ink. Here are some example paper types in ascending order of thickness: Plain Paper, Coated Paper, Heavyweight Coated Paper, Super Heavyweight Plus Matte Paper. The print is scuffed or scratched The black ink pigment can be scuffed or scratched when touched by a finger, a pen or some other object. This is particularly noticeable on coated paper. Glossy paper may be extremely sensitive to the basket or to anything else that it contacts soon after printing, depending on the amount of ink used and the environmental conditions at the time of printing. To reduce the risk of scuffs and scratches: ● Handle prints carefully. ● Avoid stacking prints on top of each other. ● Catch your prints as they are cut from the roll and do not let them fall into the basket. Alternatively, leave a sheet of paper in the basket so that freshly printed sheets do not make direct contact with the basket. Ink marks on the paper This problem can occur for several different reasons. Horizontal smears on the front of coated paper If a lot of ink is used on plain or coated paper, the paper absorbs the ink quickly and expands. As the printheads move over the paper, the printheads may come into contact with the paper and smear the printed image. This problem is normally seen only on cut sheets of paper (not on roll paper). 136 Chapter 17 Troubleshooting print-quality issues ENWW

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1.
Check that the paper type you have loaded corresponds to the paper type selected in the front panel and in
your software. See
View information about the paper
on page
42
.
2.
Try changing to a thicker paper type, such as HP Heavyweight Coated Paper or HP Super Heavyweight Plus
Matte Paper.
3.
Select a paper type that is slightly thinner than the paper you have loaded; this will persuade the printer to
use less ink. Here are some example paper types in ascending order of thickness: Plain Paper, Coated Paper,
Heavyweight Coated Paper, Super Heavyweight Plus Matte Paper.
The print is
scuffed
or scratched
The black ink pigment can be
scuffed
or scratched when touched by a
finger,
a pen or some other object. This is
particularly noticeable on coated paper.
Glossy paper may be extremely sensitive to the basket or to anything else that it contacts soon after printing,
depending on the amount of ink used and the environmental conditions at the time of printing.
To reduce the risk of
scuffs
and scratches:
Handle prints carefully.
Avoid stacking prints on top of each other.
Catch your prints as they are cut from the roll and do not let them fall into the basket. Alternatively, leave a
sheet of paper in the basket so that freshly printed sheets do not make direct contact with the basket.
Ink marks on the paper
This problem can occur for several
different
reasons.
Horizontal smears on the front of coated paper
If a lot of ink is used on plain or coated paper, the paper absorbs the ink quickly and expands. As the printheads
move over the paper, the printheads may come into contact with the paper and smear the printed image. This
problem is normally seen only on cut sheets of paper (not on roll paper).
136
Chapter 17
Troubleshooting print-quality issues
ENWW